如果您使用一个高速档山地车，并尝试爬上一个陡峭的斜坡，是非常困难的兜售，不是吗？…相同的主要在这里。

If you use high gear on a mountain bike, and you try to climb up a steep incline it is very difficult to peddle isn't it?... same principal here.

youdao

您可以使用相同的答案在这里如果你想要，但我会举一个例子，不改变您主要在漫长的答案节。

You can use the same answer here if you want, but I will give one more example of not changing your major in the long answer section.

youdao